{"uid":"cap_dkRy5j8SbKvqRqDSU_qR7","slug":"membership-activity-base-100-index-series-3cd56302","name":"Membership Activity Base-100 Index Series","description":"Membership activity - Base-100 series: Base-100 series for Membership activity. Up to 200 supplied typed records. Local numeric and data-quality processing; no external enrichment or forecasting. One of 25 profiles or calculations across 20 shared operations in this sector. 0.01 USDC includes one bounded base-100 series deliverable.","url":"https://market.datapackvibe.com/x402/assistant-sector-analytics-membership-index?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"rows":{"type":"array","items":{"type":"object","required":["row_id","tier","date","members","renewals"],"properties":{"date":{"type":"string","default":"","pattern":"^\\d{4}-\\d{2}-\\d{2}$","maxLength":10},"tier":{"type":"string","default":"","maxLength":80},"row_id":{"type":"string","default":"","maxLength":80,"minLength":1},"members":{"type":["number","null"],"maximum":1000000000000,"minimum":-1000000000000},"renewals":{"type":["number","null"],"maximum":1000000000000,"minimum":-1000000000000}},"additionalProperties":false},"default":[{"date":"2026-10-01","tier":"group-a","row_id":"row-1","members":10,"renewals":1},{"date":"2026-10-02","tier":"group-b","row_id":"row-2","members":20,"renewals":2},{"date":"2026-10-03","tier":"group-a","row_id":"row-3","members":15,"renewals":3},{"date":"2026-10-04","tier":"group-b","row_id":"row-4","members":30,"renewals":4}],"maxItems":200,"minItems":1},"field":{"enum":["members","renewals"],"type":"string","default":"members"},"base_index":{"type":"integer","default":0,"maximum":199,"minimum":0}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.01","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"probe","requiresHandshake":false,"reviewCount":0,"rating":{"score":"0.00","successRate":"0.00","reviews":0,"stars":null,"state":"unrated"},"availabilityStatus":"unknown","priceObserved":null,"sessionDeposit":null,"pricing":{"kind":"static","summary":"$0.01/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.01","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.01","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_Cd4WN2wYrk0BBzB_fltg2","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.01","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Converts raw membership activity records (members, renewals) into a base-100 indexed time series, normalized relative to a chosen baseline row.","exampleAgentPrompt":"Take my daily membership data for two tiers — Premium (300 members, 25 renewals on 2025-01-01; 340 members, 28 renewals on 2025-01-02; 360 members, 30 renewals on 2025-01-03) and Basic (500 members, 40 renewals on 2025-01-01; 520 members, 42 renewals on 2025-01-02; 490 members, 38 renewals on 2025-01-03) — and give me a base-100 index series for the 'members' field, using row 0 as the baseline.","exampleUseCases":[{"title":"Monthly membership growth benchmarking","prompt":"I have monthly member counts for three subscription tiers over the past year — can you rebase them all to 100 starting from January (row 0) so I can compare growth rates on a common scale? Use the 'members' field."},{"title":"Renewal rate indexing across cohorts","prompt":"Here are renewal counts for my Gold and Silver membership tiers across the last 6 months. Index the 'renewals' field to base-100 starting from the first row so I can see which tier's renewals have grown faster."},{"title":"Membership decline tracking from peak","prompt":"I want to track how my membership numbers have changed relative to my peak month — I'll set row 3 as the base index (100), field is 'members'. Here are the 12 monthly records by tier."}],"resultDescription":"A base-100 indexed series derived from the selected numeric field (members or renewals), where the chosen base_index row is set to 100 and all other rows are expressed as proportional values relative to it. Up to 200 typed records processed locally with numeric and data-quality checks, no external enrichment. Output includes one bounded base-100 series deliverable per call.","failureModes":["Fewer than 1 row supplied — minItems violation returns validation error","base_index out of range (>=200 or >= number of rows supplied) — returns schema validation error","Null values in the selected field for the base row — division by zero or indeterminate base causes processing error","Invalid date format (not YYYY-MM-DD) — pattern validation failure","Rows exceed 200 item limit — maxItems violation","field value not in enum ['members','renewals'] — schema rejection"],"whenToPreferThis":"Choose this endpoint when you need to normalize membership or renewal time series data to a common base-100 scale for trend comparison, benchmarking, or growth analysis — especially across multiple tiers. It handles up to 200 records locally with no external dependencies, making it fast, deterministic, and cost-effective at $0.01 per call. Prefer it over raw aggregation endpoints when the goal is relative indexed comparison rather than absolute counts.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-15T18:48:52.589Z","isFirstParty":false,"canonicalSlug":"membership-activity-base-100-index-series-3cd56302"}